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Daniel Moreira

Daniel Moreira

LLM Evaluation and Text Generation Specialist in ENglish & Portuguese

Brazil flagRio de Janeiro, Brazil
$30.00/hrIntermediateAws SagemakerOpencv AI Kit OakSuperannotate

Key Skills

Software

AWS SageMakerAWS SageMaker
OpenCV AI Kit (OAK)OpenCV AI Kit (OAK)
SuperAnnotateSuperAnnotate
Surge AISurge AI
Google Cloud Vertex AIGoogle Cloud Vertex AI

Top Subject Matter

No subject matter listed

Top Data Types

AudioAudio
DocumentDocument
ImageImage

Top Task Types

Bounding Box
Computer Programming Coding
Data Collection
Polygon
Text Summarization

Freelancer Overview

I am an experienced data labeling and AI training specialist with over a year of hands-on involvement in diverse projects across NLP, computer vision, and content moderation. My expertise includes annotating and evaluating text for sentiment analysis, intent detection, and chatbot response quality, as well as labeling images and videos for object detection and classification tasks. I have contributed to projects in healthcare, e-commerce, and autonomous vehicles, ensuring high-quality, consistent, and accurate data annotation. I am proficient with industry-standard tools and workflows, and well-versed in following detailed guidelines to deliver reliable results. My strengths include attention to detail, strong analytical skills, and the ability to quickly adapt to new domains and requirements. I am committed to supporting the development of robust AI systems through precise and thoughtful data labeling.

IntermediateEnglishSpanishJapanesePortuguese

Labeling Experience

Google Cloud Vertex AI

Analysis for detection of production in Supermarket lively

Google Cloud Vertex AIVideoBounding BoxClassification
This project involved video data labeling for the detectioin and classification of production activities within supermarket environments. The primary objective was to annotate video footage to identify and track various products and autonomous vehicles operating in the supermarket, supporting the development of machine learning models for inventory management and automation. Key tasks included drawing bounding boxes around products and vehicles, classifying objects acccording to predefined categories, and ensuring high annotation accuracy. The labeling was performed using Google Cloud Vertex AI, leveraging its advanced tools for efficient and consistent annotation. The project covered over 200 hours of video footage, resulting in the annotation 20000+ individual objects. Rigorous quality assurance protocols were followed, including multi-stage reviews and periodic inter-annotator agreement checks, to maintain data integrity and reliability.

This project involved video data labeling for the detectioin and classification of production activities within supermarket environments. The primary objective was to annotate video footage to identify and track various products and autonomous vehicles operating in the supermarket, supporting the development of machine learning models for inventory management and automation. Key tasks included drawing bounding boxes around products and vehicles, classifying objects acccording to predefined categories, and ensuring high annotation accuracy. The labeling was performed using Google Cloud Vertex AI, leveraging its advanced tools for efficient and consistent annotation. The project covered over 200 hours of video footage, resulting in the annotation 20000+ individual objects. Rigorous quality assurance protocols were followed, including multi-stage reviews and periodic inter-annotator agreement checks, to maintain data integrity and reliability.

2023 - 2023

Education

N

Nanyang Technological University

Master of Science, Computer Science

Master of Science
2010 - 2012

Work History

W

WEpayments

Senior Full-Stack Developer

Niterói
2021 - Present
M

MediaPlus Digital Pte Ltd

Python/Java Tech Lead

Niterói
2017